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Sponsor kelsey withrow

United States
Athlete

Self-Managed

Triathlon - Team Suunto
Local
Reach
High
Response Rate

For brands

Want our team to run a deal with kelsey withrow, or find athletes like them?

Our Account Managers handle outreach, negotiation and delivery for brands on the platform.

About kelsey withrow — Team Suunto triathlon athlete

Kelsey Withrow is a pro triathlete and Ironman competitor based in Walnut Creek, California, with a strong endurance-sport audience and a clear passion for performance, cycling, running, and swimming. She brings authentic athletic credibility, consistent training content, and an engaged lifestyle presence that fits brands looking to connect with fitness-minded consumers.


Why you should sponsor me for your next influencer campaign?

 Kelsey has been a professional triathlete for the last 16 years. From 2001-2013 she focused primarily on short course racing, where she spent 5 years training at he Olympic Training Center in Colorado Springs, CO. In 2014, while out on a training ride, Kelsey was hit by a truck riding her bike. She was airlifted to Stanford ICU and spent the next week there. She had several injuries and was told she would never race again. Fast forward to 2017 and kelsey has been on the podium every single Ironman 70.3 race with a win at IM 70.3 Victoria and a win at IM 70.3 Manta.

Overview

🎂44
·
👩Female
📍Walnut CreekCaliforniaUnited States

Swimming

Team Suunto

United States

Www.kelseywithrow.com

Pre-Packaged Projects

Frequently asked questions

Promote your brand and sponsor kelsey withrow today!

New to athlete partnerships? See how sports sponsorship works on OpenSponsorship.

Home LifePetsFitness & PerformanceActivewearCookingTravelSwimmingMusicBikesCyclingMountain BikingCross Country Running

Pre-Packaged Projects

Social Media Deal

1 post & 1 story with the kelsey withrow promoting your product.

$4,000
Estimated Price
Sign up to start an offer

Brand Ambassador Deal

Long-term deal involving appearances, photoshoots, social media and more.

$36,000
Estimated Price
Sign up to start an offer

Appearance Deal

Have kelsey withrow make a live appearance at your next event

$6,000
Estimated Price
Sign up to start an offer

Custom

Need help on a custom package for this athlete?

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Frequently asked questions

Brands can sponsor kelsey withrow on OpenSponsorship by creating a free account, browsing kelsey withrow's profile, and sending a sponsorship proposal for social posts, appearances, or integrated campaigns. OpenSponsorship handles messaging, deliverables, and deal terms in one platform so you can connect directly with this athlete.

kelsey withrow is listed on OpenSponsorship and available for brand sponsorships. Brands can review campaign packages, audience details, and pricing on this profile, then submit a proposal to start a partnership with this athlete.

According to OpenSponsorship, estimated pricing to sponsor kelsey withrow starts at $4,000 for a social media post, $6,000 for a appearance and $36,000 for a brand ambassador campaign. Final rates depend on deliverables, usage rights, and campaign scope. Sign up on OpenSponsorship to view packages and send a proposal.

According to OpenSponsorship, kelsey withrow's audience includes 17K+ Instagram followers, interests including Home Life, Pets, Fitness & Performance, Activewear, Cooking, and more, based in Walnut Creek, California, United States. Brands can use this profile to evaluate reach, content niche, and sponsorship fit before sending a proposal.

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How to Measure Influencer Marketing ROI: A 5-Step Framework

 

How do you measure influencer marketing ROI when half the numbers social media gives you are vanity metrics? It is the question brands ask us most, and it came up again when I joined Massimo Marinelli on the Berkida Ventures Podcast. After more than ten years and thousands of brand deals with athletes and creators at OpenSponsorship, here is how we think about it, and the framework we use with our clients.

October 28, 2026

Ingredient Branding Done Right: How Immunotec Made Glutathione Mainstream

Ingredient Branding Done Right: How Immunotec Made Glutathione Mainstream

Glutathione has become one of the most talked-about molecules in wellness — the “master antioxidant” that shows up in podcasts, longevity conversations, and the supplement aisle alike. But behind that mainstream moment is a brand that has spent decades making glutathione credible: Immunotec. This is the story of how OpenSponsorship helped Immunotec turn that scientific authority into everyday consumer demand — and a real-world example of what ingredient branding looks like when it’s done right.

July 13, 2026

The Formula for Athlete & Influencer Sponsorship ROI: Our 6-Step Influencer Marketing Process

The Formula for Athlete & Influencer Sponsorship ROI: Our 6-Step Influencer Marketing Process

How OpenSponsorship Delivers Performance-Based Influencer Marketing Success

When launching an athlete sponsorship or influencer marketing campaign, a data-driven strategy is the difference between a one-off post and a measurable return on investment. As the creator economy trends evolve, we have refined our methodology into a proven 6-Step Influencer Marketing Process that ensures our clients hit their marketing goals and maximize their sports sponsorship ROI.

March 19, 2026

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